<?php
class system_user_row extends system_concept_row {
		
	protected $_privilege = null;
	/**
	 * @return system_user_privilege
	 */
	public function getPrivilege() {
		if($this->_privilege === null) {
			$this->_privilege = new system_user_privilege($this);
		}
		return $this->_privilege;
	}
	
}